explaingit

Popular Kotlin repositories on GitHub, each explained for non-coders — what it does, its tech stack, and how to run it.

• crowded-libs/artboardA Gradle plugin that turns your existing Compose Multiplatform preview screens into a browsable, pan and zoom
• xiyunmn/puredupanAn Android Xposed module that removes ads, simplifies the interface, and adds optional performance tweaks spec
• nils0000shiyong/kuaida-ai-assistantAn Android app that listens to job interview questions, transcribes them, and generates a spoken-style answer
• xdanfr/apertureA Material 3 styled media player app for Android TV that plays your own local movie and TV show library.
• m4xx3d0ut/1337-boardAn Android keyboard for developers and terminal users that adds missing keys like Escape, Tab, Ctrl, Alt, and
• yanglh1/simjiangA free Android app for tracking SIM and eSIM phone numbers across carriers, with expiry reminders sent by noti
• jiraska/open-bank-ossAn open-source reference implementation of a full retail banking backend, built with Kotlin microservices, eve
• 521xueweihan/hgdollHGDoll is an open-source Android app that watches your phone screen and listens to your voice to give real-tim
• areu01or00/hermes-agent-mobile-clientAn Android WebView wrapper that loads the Hermes Agent dashboard from your computer so you can use the AI assi
• logic678678/nothing-launcherA Kotlin Android project called Nothing-launcher whose README is only generic AI Studio setup instructions, wi
• arcboxlabs/expo-libghosttyA real terminal screen component for Expo and React Native apps on iOS and Android, built on the Ghostty termi
• dw2lam/openlauncherA custom Android home screen for aftermarket car head units that replaces generic phone-style launchers with a
• haz3-jolt/tappyAn Android voice assistant that watches your screen through Accessibility services and either teaches you how
• luoxiaoxin123/live-translateAn Android app that shows live translated subtitles over any app or the microphone using Google's Gemini Live
• revealedsouleven/waplusxposedAn Android module that unlocks hidden premium customization features in WhatsApp by hooking the app at runtime
• thatjoshguy67/blur-widget-demoA working Android demo showing how third-party widgets can use Samsung One UI's native wallpaper blur effect,
• android/appfunctionsOfficial Google sample showing how an Android app can publish actions like send-message or start-call through
• malaq88/displayconnectAn Android app that sends bike navigation data over Bluetooth to a cheap ESP32 screen mounted on your handleba
• yukh975/3x-ui-managerA native Android app for managing 3x-ui proxy server panels on the go, with dashboards, client sharing, and fu
• mfairley/expo-callkit-telecomExpo module that wraps iOS CallKit and Android Jetpack Core-Telecom with one API so React Native apps can show
• nomisrev/agent-tools-for-kotlinA Gradle plugin that helps AI coding agents search Kotlin dependency jars and read failing test results quickl
• sky22333/skyadbAn Android app that lets you control other Android devices over Wi-Fi using ADB, giving you app management, fi
• getnopeek/nopeek-androidNoPeek is an Android app that scans for nearby smart glasses and VR headsets such as Meta Ray-Ban and Apple Vi
• meta-quest/portal-samplesA starter Android app from Meta showing developers how to build for Meta Portal smart displays, with working e
• sir-mmd/dataproxyAn Android app that turns your phone into a SOCKS5 proxy server, routing all connected device traffic through
• starbrightlab/immortalA custom launcher, photo frame screensaver, and community app store for discontinued Meta Portal smart display
• thecybersandeep/androidspectAndroidSpect turns a rooted Android phone into a local inspection server. Visit it from any browser on the sam
• 23rd/scribScrib is an Android app that transcribes speech to text entirely on the phone using offline Whisper models, so
• composablehorizons/material-3-compose-unstyledA Kotlin library of Material 3 UI components that work on both Android and desktop, separating visual styling
• lyosu/hortay-androidAndroid app that shows your Telegram channel subscriptions as one chronological feed instead of a chat list, w
• ravindu644/virtualapTurns a rooted Android phone into a full wireless access point with a static gateway IP, multiple upstream sou
• rezakhosh78/simorghAn Android VPN app built for censored networks like Iran, offering several proxy and IP-scanning methods to ke
• ryan-laws/easycodexA phone and desktop app for supervising Codex AI coding agent sessions running on your own machine, without se
• supergillis/superdashSuperdash turns an Android tablet into an always-on Home Assistant wall panel with a full-screen kiosk dashboa
• wangdachui886/tickle-androidA minimal, offline Android bookkeeping app that logs an expense in about three seconds through a home screen w
• freenetio/fakesniAndroid app bypassing deep packet inspection firewalls by spoofing Server Name Indication (SNI) in HTTPS hands
• gegewu26-source/com.huamaxAn Android Xposed module for rooted devices that reports a fake GPS location to chosen apps, intended for test
• karuhun-developer/android-notification-forwarderAn Android app that forwards notifications from chosen apps to a webhook or API based on rules you set.
• lilmuff2/bsmlAn Android app that lets Brawl Stars players load visual and data mods into the game without rooting their dev
• mehdisekoba/animatedbottombarAnimatedBottomBar is a customizable bottom navigation bar for Android apps built with Jetpack Compose, featuri
• qingj01/mineplayerA native Android music player that turns album covers into an animated particle visualizer reacting to the mus
• astoristhebrave/ursa-androidA free, open source native Android app that shows live Uptime Kuma monitor status and sends push notifications
• dev778g-me/kornerA Kotlin library for Compose Multiplatform that replaces standard circular corner rounding with superellipse (
• negligentnarwhal/openmotoAn Android app that streams Android Auto or your phone screen onto certain CFMoto motorcycle dashboards, using
• androidpoet/cloudflare-kmpA Kotlin Multiplatform library that lets Android, iOS, and desktop apps safely access Cloudflare's database, k
• androidpoet/openai-kmpKotlin Multiplatform SDK for the OpenAI APIs. Builds on Ktor, ships as fourteen small modules per endpoint fam
• itskenny0/rabbit-r1-haNative Android client for Home Assistant, built for the Rabbit R1's scroll wheel but also working on Android 1
• l2hyunwoo/can-it-be-done-in-compose-multiplatformA collection of Compose Multiplatform demos that recreate tricky animation effects across Android, iOS, and de
• android-hacker/wechatchatroomhelperAn Android tool that moves all your WeChat group chats and subscription accounts into a separate screen so you
• kevinborjadev/sikuAn Android music player that syncs your library from OneDrive or local folders, with a 5 or 10 band equalizer,
• otonielpv/sonylivemonitorA low latency live view monitor for Sony a6000 and similar cameras, available as Android, iOS, and Python desk
• sinasamaki/kotlinconf26animatedlogoAn animated recreation of the KotlinConf 2026 logo drawn entirely in code with Compose Multiplatform, made as
• stevancarlon/omniAn experimental Android app that sees your screen and taps, types, and navigates on your behalf using a self-h
• haidrrrry/authenticatorA privacy-first two-factor authentication app that generates temporary login codes entirely offline. It runs o
• strugglechen1337/thorrombutlerThor ROM Butler is an Android app that detects, identifies, and sorts retro game ROM files into the correct Em
• danmoreng/qwen3-tts-androidAn Android app that generates speech from text entirely on your phone using the Qwen3-TTS model, including cus
• gaearon/reanimated-repro-weirdA bare-bones React Native template for reproducing bugs in the Reanimated animation library so you can share a
• rudradave1/proguard-lintA fast Gradle plugin that checks Android release builds for sensitive code packages that were accidentally shi
• totsiaw/proxma-patchesA bundle of app patches for Morphe Manager that strip ads and trackers and bypass anti-tamper checks in severa
• coding-meet/library-insightA CLI tool that scans your exact installed Java or Kotlin library version to give AI assistants and developers
• fuusio/kideA Kotlin Multiplatform architecture library for building app interfaces with a strict, AI-debuggable Model Vie
• wuming2/heic-converter-androidAn Android app that converts HEIC/HEIF photos to JPG, PNG, or WebP entirely on your phone, with no network upl
• adhithya90/design-lens-composeAn Android app showcasing three fully code-drawn design styles, built with Jetpack Compose and shaders instead
• blindman81/snippetsAn Android app that lets you attach a short text snippet to your photos and revisits them on a cycling schedul
• figurophobia/milk-filter-mobileAn Android app that converts photos into the pixel-art visual style of the Milk game series, with adjustable p
• gaearon/rn-bug-loopA starter template for building minimal reproducer apps that demonstrate React Native bugs so the community ca
• leonxlnx/image-sorter-appPhotoSwipe is an Android app that turns clearing your camera roll into a swipe card game. Left deletes in batc
• maciejewskii/solver-mcpA local MCP server that lets AI agents describe scheduling and assignment problems in JSON and get real, compu
• notune/textgrabAn offline Android app that lets you select and copy text from any image, built for de-googled phones without
• shadowsocks/qtun-androidA plugin for the Shadowsocks Android app that uses the QUIC protocol for faster, more stable private browsing
• vasile-coste/lemuroidA fork of the Android emulator Lemuroid adding cheat code support, turbo buttons, ROM patching, and adjustable
• ad-chd/decloudLocal Android-to-Windows file transfer app over WiFi or USB. No cloud, no account, with an Android app and an
• ahmedthebest31/imagetype-android-appAn offline Android app for adding custom text to images, built with full screen-reader accessibility for blind
• fuma-nama/discord-bot-dashboard-backendA Kotlin backend that lets Discord server admins log in via Discord and manage their bot's settings through a
• jimz011/android-hki7A free Android companion app for Home Assistant that lets you control smart home devices from your phone with
• jonathanmarston/gamenativesteamlauncherAn Android helper app that lets GameNative recognize Steam games set up through Cocoon by reading Cocoon's gen
• superturtlee/resukisuReSukiSU is a tool that gives Android users root (full control) access to their phones. It is a customized ver
• zachattack323/lightrssA minimalist RSS feed reader app built for the Light Phone III. It lets you subscribe to news feeds, read arti
• chrisjenx/dagger-dynamic-featuresA Kotlin code example showing Android developers how to use Dagger 2 with Dynamic Feature Modules, enabling on
• foso/composereactAn experimental Kotlin library that lets Android developers build Jetpack Compose screens using React-style co
• gam1ngn0tdev/noiosoai-desktopA desktop app for chatting with an AI model that runs privately on your own computer through Ollama.
• imxeren/mix-desktoplessMix Desktopless is an independent, CLI-only fork of Morphe Desktop for patching Android apps, tracking only st
• punitsnaik/tidylinkAn Android app that saves links shared from any app and uses your own AI key to automatically categorize, tag,
• skevy/11.19.20-kotlin-1.4.20-bugA minimal reproduction repo documenting a type-inference bug in Kotlin 1.4.20, created to help the Kotlin team
• tanujnotes/ogestureAn Android app that restores swipe-based gesture navigation on phones that block it when using a third-party l
• virattt/doordashliteDoorDashLite is a simplified practice clone of the DoorDash food delivery app built in Kotlin for Android. It
• yingwang/filmicAn Android app that applies film-camera-style color looks (like Velvia or Acros) to your photos, with live cam
• denizaydogan1902/anvilaiAn Android app that runs AI chat models fully on the phone using the GPU, with no internet connection or cloud
• mfori/bit-aesA standalone Kotlin implementation of the AES encryption algorithm for scrambling and unscrambling sensitive d
• nacode-studios/kdrantA Kotlin-friendly client library for the Qdrant vector database, letting Kotlin programs store and search AI e
• nttr-tech/winui4kBuild native Windows desktop apps with Kotlin or Java directly, without C#, Visual Studio, or a web framework.
• scowluga/pokemovePokeMove is a simple Android app that tells you whether a Pokemon is weak or strong against a specific move ty
• shanraisshan/google-huawei-flavor-buildtypesAn Android Studio template that lets you build one app for both Google Play and Huawei App Gallery using flavo
• slashx124/project-gielinorA community-built, non-commercial Kotlin fork of RS Mod aiming to faithfully recreate an old revision of Old S
• sleepyturtle91/musichomeAn Android home screen replacement that turns old phones and tablets into dedicated offline music players.
• sleepyturtle91/retrostashAn Android app that browses and downloads retro game files from Archive.org with AI-powered filtering.
• softdeadlock/voron-cryptoThe encryption and protocol core of an E2EE messenger, published standalone so outside developers can review i
• torad-labs/spliceA local proxy that lets you run Anthropic's Claude Code coding agent using a ChatGPT, Grok, or Kimi subscripti
• ufoex/azahar-viewerAn Android app that turns a second phone into a touch screen for a Nintendo 3DS emulator. It streams the botto
• untrustedguy/untrusted-translations-androidAn Android app for translating and re lettering manga and comics on your phone, combining OCR, an editable tra

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